Patents by Inventor Charles Edward Higham Tyrrell

Charles Edward Higham Tyrrell has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Remote pig launcher
    Patent number: 9279533
    Abstract: A pig launching system comprising a first pipe portion connected to a second pipe portion at a pipe intersection; a pig carrier located at the pie intersection; and the pig carrier comprising a plurality of pigs in a cylinder, an opening in the carrier aligned with the first pipe portion, and an indexing system adapted to move one of the pigs to the opening.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: March 8, 2016
    Assignee: Shell Oil Company
    Inventors: Timothy Hamilton Burns, Charles Edward Higham Tyrrell, John Michael Ward
  • Subsea pig handler
    Patent number: 9027191
    Abstract: A pig launching system comprising a pipe loop comprising a first end and a second end; a pig shuttle connected to the first end and the second end; a first opening in the pig shuttle aligned with the first end of the pipe loop; a second opening in the pig shuttle aligned with the second end of the pipe loop; and a slot within the pig shuttle movable between the first opening and the second opening.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: May 12, 2015
    Assignee: Shell Oil Company
    Inventors: Charles Edward Higham Tyrrell, John Michael Ward
  • REMOTE PIG LAUNCHER
    Publication number: 20130212820
    Abstract: A pig launching system comprising a first pipe portion connected to a second pipe portion at a pipe intersection; a pig carrier located at the pie intersection; and the pig carrier comprising a plurality of pigs in a cylinder, an opening in the carrier aligned with the first pipe portion, and an indexing system adapted to move one of the pigs to the opening.
    Type: Application
    Filed: October 28, 2011
    Publication date: August 22, 2013
    Inventors: Timothy Hamilton Burns, Charles Edward Higham Tyrrell, John Michael Ward
  • SUBSEA PIG HANDLER
    Publication number: 20130212821
    Abstract: A pig launching system comprising a pipe loop comprising a first end and a second end; a pig shuttle connected to the first end and the second end; a first opening in the pig shuttle aligned with the first end of the pipe loop; a second opening in the pig shuttle aligned with the second end of the pipe loop; and a slot within the pig shuttle movable between the first opening and the second opening.
    Type: Application
    Filed: October 28, 2011
    Publication date: August 22, 2013
    Inventors: Charles Edward Higham Tyrrell, John Michael Ward